Tandy 102 Service Manual page 46

A
Printer interface doesn't function?
NO
8
YES
Cassette interface doesn't function?
NO
9
YES
B.C.R. interface doesn't function?
NO
10
YES
RS-232C interface doesn't function?
NO
11
YES
MODEM interface doesn't function?
NO
12
YES
All functions check OK? NO
13
END